Jennifer Nettles Duets with John Legend at CMT Music Awards (VIDEO)

Singers Jennifer Nettles and John Legend perform "All of Me" during the 2014 CMT Music Awards in Nashville, Tennessee June 4, 2014.

Jennifer Nettles and John Legend reunited for a duet at the CMT Music Awards in Nashville, Tenn. on Wednesday, June 5.

The singers formerly appeared on ABC's "Duets" as mentors in 2012 alongside Kelly Clarkson and Robin Thicke. On Wednesday, Nettles and Legend offered a beautiful rendition of Legend's hit song "All of Me." The pair were also joined by country music star Hunter Hayes. Although "All of Me" is originally set to a piano, the trio sang the popular song set Hayes' acoustic guitar in elegant performance.Watch the full performance here.

Earlier in the night, Legend tweeted his excitement ahead of the performance, and let fans know that they can now purchase tickets to his "All of Me" tour.

"On the way to Nashville! Excited for the #CMTawards tonight," the singer wrote.

Other performers at the CMT Music Awards included Carrie Underwood and Miranda Lambert singing "Somethin' Bad." Brantley Gilbert also "Bottoms Up" while Blake Shelton performed "Boys 'Round Here." Little Big Town took on their song "Day Drinking," while Hunter Hayes performed "Tattoo," and Jason Derulo joined Luke Bryan performed a medley during the awards show.

Among the top winners on Wednesday was Underwood who won the top prize Video of the Year for "See You Again while Lambert picked up the Female Video of the Year for the fifth time in a row with her song "Automatic." Also during the night, The Band Perry picked up Group Video of the Year for "Done," while Luke Bryan and Lionel Richie earned the CMT Performance of the Year. Bryan also won the award for collaborative video of the year with Florida Georgia Line on the song "This Is How We Roll."

Furthermore, Lambert's husband Blake Shelton earned Male Video of the Year with "Doin' What She Likes." Also, "The Voice" champion Cassadee Pope earned her first-ever buckle award from Shelton, her mentor on the television series.